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Tangent of a Circle 圓的切線
Author:
Alex CHIK
GeoGebra
gMath 互動數學教室
http://www.geogebra.hk
New Resources
AI 訓練教室
Nested spiral octagon
Fibonacci Clock
美國國旗 (Codex 版)
sanjiaohanshu
Discover Resources
纏繞
Geometry : Types of Angles (幾何：角的種類)
貝氏曲線 (Bezier Surface)
pyramid01 by Mr LO WY
了解如何使用 GeoGebra 资源
Discover Topics
Hypergeometric Distribution
Sine
Boxplot
Perimeter
Angles